package com.normalsys.live.base.response;

import lombok.extern.slf4j.Slf4j;
import org.springframework.core.MethodParameter;
import org.springframework.http.MediaType;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.server.ServerHttpRequest;
import org.springframework.http.server.ServerHttpResponse;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.servlet.mvc.method.annotation.ResponseBodyAdvice;

import java.util.HashMap;
import java.util.Map;

@ControllerAdvice
@Slf4j
public class ResponseResultHandler implements ResponseBodyAdvice<Object> {
    @Override
    public boolean supports(MethodParameter methodParameter, Class<? extends HttpMessageConverter<?>> aClass) {
        return true;
    }

    @Override
    public Object beforeBodyWrite(Object o, MethodParameter methodParameter, MediaType mediaType, Class<? extends HttpMessageConverter<?>> aClass, ServerHttpRequest serverHttpRequest, ServerHttpResponse serverHttpResponse) {
        if(o != null && o.getClass() == HashMap.class) {
            Map map = (Map) o;
            if(map.containsKey("code")) {
                log.info("print; " + map);
                return o;
            }
        }
        Map map = new HashMap();
        map.put("code", 200);
        map.put("msg", null == o? "":o);
        log.info("print; " + map);
        return map;
    }
}